ES532129A0 - A TUBE OF CATHODIC RAYS - Google Patents

A TUBE OF CATHODIC RAYS

Info

Publication number
ES532129A0
ES532129A0 ES532129A ES532129A ES532129A0 ES 532129 A0 ES532129 A0 ES 532129A0 ES 532129 A ES532129 A ES 532129A ES 532129 A ES532129 A ES 532129A ES 532129 A0 ES532129 A0 ES 532129A0
Authority
ES
Spain
Prior art keywords
tube
cathodic rays
cathodic
rays
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
ES532129A
Other languages
Spanish (es)
Other versions
ES8502810A1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of ES8502810A1 publication Critical patent/ES8502810A1/en
Publication of ES532129A0 publication Critical patent/ES532129A0/en
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/48—Electron guns
    • H01J29/50—Electron guns two or more guns in a single vacuum space, e.g. for plural-ray tube
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/48—Electron guns
    • H01J29/50—Electron guns two or more guns in a single vacuum space, e.g. for plural-ray tube
    • H01J29/503—Three or more guns, the axes of which lay in a common plane
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/48—Electron guns
    • H01J29/488—Schematic arrangements of the electrodes for beam forming; Place and form of the elecrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/48—Electron guns
    • H01J2229/4844—Electron guns characterised by beam passing apertures or combinations
    • H01J2229/4848—Aperture shape as viewed along beam axis
    • H01J2229/4858—Aperture shape as viewed along beam axis parallelogram
    • H01J2229/4865—Aperture shape as viewed along beam axis parallelogram rectangle
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/48—Electron guns
    • H01J2229/4844—Electron guns characterised by beam passing apertures or combinations
    • H01J2229/4848—Aperture shape as viewed along beam axis
    • H01J2229/4875—Aperture shape as viewed along beam axis oval
ES532129A 1983-05-06 1984-05-03 A TUBE OF CATHODIC RAYS Granted ES532129A0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8301601A NL8301601A (en) 1983-05-06 1983-05-06 CATHED BEAM TUBE.

Publications (2)

Publication Number Publication Date
ES8502810A1 ES8502810A1 (en) 1985-01-16
ES532129A0 true ES532129A0 (en) 1985-01-16

Family

ID=19841812

Family Applications (1)

Application Number Title Priority Date Filing Date
ES532129A Granted ES532129A0 (en) 1983-05-06 1984-05-03 A TUBE OF CATHODIC RAYS

Country Status (9)

Country Link
US (1) US4629933A (en)
EP (1) EP0124941B1 (en)
JP (1) JPS59211946A (en)
KR (1) KR910001187B1 (en)
CA (1) CA1206513A (en)
DD (1) DD217360A5 (en)
DE (1) DE3483893D1 (en)
ES (1) ES532129A0 (en)
NL (1) NL8301601A (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7101981B1 (en) 1980-08-26 2006-09-05 Regents Of The University Of California Bovine growth hormone recombinantly produced in E. coli
US4771216A (en) * 1987-08-13 1988-09-13 Zenith Electronics Corporation Electron gun system providing for control of convergence, astigmatism and focus with a single dynamic signal
JP2667181B2 (en) * 1988-01-21 1997-10-27 松下電子工業株式会社 Color picture tube
US4870320A (en) * 1988-07-18 1989-09-26 Rca Licensing Corporation Color picture tube having an electron gun with reduced convergence drift
DE3829794A1 (en) * 1988-09-02 1990-03-15 Nokia Unterhaltungselektronik IN-LINE COLOR PIPES
US5036258A (en) * 1989-08-11 1991-07-30 Zenith Electronics Corporation Color CRT system and process with dynamic quadrupole lens structure
US5043625A (en) * 1989-11-15 1991-08-27 Zenith Electronics Corporation Spherical aberration-corrected inline electron gun
US5150050A (en) * 1990-07-30 1992-09-22 Seagate Technology, Inc. Adaptive variable threshold qualification level circuit for signal processing in disk drives
JP2962893B2 (en) * 1991-09-24 1999-10-12 三菱電機株式会社 In-line type electron gun
US5350967A (en) * 1991-10-28 1994-09-27 Chunghwa Picture Tubes, Ltd. Inline electron gun with negative astigmatism beam forming and dynamic quadrupole main lens
US5637952A (en) * 1993-04-26 1997-06-10 Nokia Technology Gmbh High-current cathode for picture tubes including a grid 3-electrode having a diaphragm with reduced apertures
DE4313576C2 (en) * 1993-04-26 1996-07-18 Nokia Deutschland Gmbh Electron gun system
FR2705164B1 (en) * 1993-05-10 1995-07-13 Thomson Tubes & Displays Color image tube with electron guns in line with astigmatic lenses.
JPH07130299A (en) * 1993-10-22 1995-05-19 Samsung Display Devices Co Ltd Electron gun for color cathode-ray tube
US5600201A (en) * 1993-10-22 1997-02-04 Samsung Display Devices Co., Ltd. Electron gun for a color cathode ray tube
KR970008566B1 (en) * 1994-07-07 1997-05-27 엘지전자 주식회사 Color cathode-ray tube of electron gun
TW306009B (en) * 1995-09-05 1997-05-21 Matsushita Electron Co Ltd
KR100377399B1 (en) * 1995-11-24 2003-06-19 삼성에스디아이 주식회사 Electron gun for color cathode ray tube
KR100186540B1 (en) 1996-04-25 1999-03-20 구자홍 Electrode of pdp and its forming method
KR100560887B1 (en) * 2003-01-27 2006-03-13 엘지.필립스 디스플레이 주식회사 Electron gun for Color Cathode Ray Tube
EP1632978A1 (en) * 2004-06-30 2006-03-08 Matsushita Toshiba Picture Display Co., Ltd. Electron gun for cathode-ray tube and color cathode-ray tube equipped with the same
US9048064B2 (en) * 2013-03-05 2015-06-02 Varian Medical Systems, Inc. Cathode assembly for a long throw length X-ray tube

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3295001A (en) * 1963-06-04 1966-12-27 Sylvania Electric Prod Cathode ray tube gun having a second grid with an effective thickness
US3852608A (en) * 1971-03-22 1974-12-03 Philips Corp Cathode-ray tube having an astigmatic lens element in its electron gun
NL7208728A (en) * 1971-07-28 1973-12-28
NL175002C (en) * 1977-11-24 1984-09-03 Philips Nv CATHODE JET TUBE WITH AT LEAST AN ELECTRON GUN.
NL178374C (en) * 1977-11-24 1986-03-03 Philips Nv ELECTRON RADIUS TUBE WITH NON-ROTATION SYMETRIC ELECTRON LENS BETWEEN FIRST AND SECOND GRID.
JPS55154044A (en) * 1979-05-18 1980-12-01 Hitachi Ltd Electrode structure of electron gun and its manufacture
US4251747A (en) * 1979-11-15 1981-02-17 Gte Products Corporation One piece astigmatic grid for color picture tube electron gun
JPS5784554A (en) * 1980-11-13 1982-05-26 Matsushita Electronics Corp Cathode-ray tube device
JPS57147850A (en) * 1981-03-10 1982-09-11 Toshiba Corp Electron gun for picture tube
JPS5859534A (en) * 1981-10-01 1983-04-08 Matsushita Electronics Corp In-line-type color picture tube

Also Published As

Publication number Publication date
JPS59211946A (en) 1984-11-30
NL8301601A (en) 1984-12-03
KR840009365A (en) 1984-12-26
EP0124941A2 (en) 1984-11-14
EP0124941B1 (en) 1991-01-09
DD217360A5 (en) 1985-01-09
EP0124941A3 (en) 1986-04-23
JPH0433099B2 (en) 1992-06-02
DE3483893D1 (en) 1991-02-14
US4629933A (en) 1986-12-16
CA1206513A (en) 1986-06-24
KR910001187B1 (en) 1991-02-25
ES8502810A1 (en) 1985-01-16

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20000601